Keening

The keening sound of the ambulance pierced through the silence of the night.

As the fog rolled in, a keening foghorn warned ships of the treacherous rocks ahead.

The refugee glanced back at his war-torn homeland with keening eyes, filled with longing for a peaceful life.

The patient lay in the hospital bed, his keening thoughts consumed by the desire to be healthy again.

The ancient ritual involved participants keening together to honor their ancestors.